Compare 20231 vs 20287
| Property | 20231 | 20287 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 202311 | 202871 |
| Prime factorization | 20231 | 20287 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20231 | 1, 20287 |
| Number of properties | 5 | 4 |
| Additive primes | 1065th | |
| Chen primes | 1124th | 1126th |
| Harmonic primes | 830th | |
| Isolated primes | 1603rd | |
| Primes | 2287th | 2292nd |
| Super primes | 340th | |
| Twin primes (1st member) | 345th | |
| Roman numberals | ||
| Base 2 | 1001111000001112 | 1001111001111112 |
| Base 3 | 10002020223 | 10002111013 |
| Base 4 | 103300134 | 103303334 |
| Base 5 | 11214115 | 11221225 |
| Base 6 | 2333556 | 2335316 |
| Base 7 | 1126617 | 1131017 |
| Base 8 | 474078 | 474778 |
| Base 9 | 306689 | 307419 |
| Base 10 | 2023110 | 2028710 |
| Base 11 | 1422211 | 1427311 |
| Base 12 | b85b12 | b8a712 |
| Base 13 | 929313 | 930713 |
| Base 14 | 753114 | 757114 |
| Base 15 | 5edb15 | 602715 |
| Base 16 | 4f0716 | 4f3f16 |